Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via by Unknown author, 1 year ago
java.lang.NullPointerException: 	at undefined.PC_InvUtils.groupStacks(	at undefined.PCma_BlockHarvester.harvestBlocks(	at undefined.PCma_BlockHarvester.a(	at undefined.xd.a(	at undefined.xd.c(	at net.minecraft.client.Minecraft.k(	at net.minecraft.client.Minecraft.x(	at	at Source)